package Day8;

import java.util.Scanner;
// 1:无需package
// 2: 类名必须Main, 不可修改
/**
 * 2021Java真题:求余
 * https://www.lanqiao.cn/problems/2367/learning/
 */
public class Main4 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        //在此输入您的代码...
        int count = 0;
        for(int i = 1; i <= 2021;i++){
          for(int j = 1;j <= 2021 ;j++){
            if(i * j <= 2021){
              count++;
            }
          }
        }
        System.out.println(count);
        scan.close();
    }
}